# Solar vs MMC Lager

Solar and MMC Lager are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Solar | MMC Lager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/solar-log-web-enerest-3/id1225564286/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 19.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 30 MB |
| Requires iOS | 15.4 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Solar-Log GmbH](https://appshunter.io/developer/373967607) | [Zink GmbH](https://appshunter.io/developer/1460687320) |

## What reviewers say

### Solar

[App page](https://appshunter.io/ios/app/solar-log-web-enerest-3/id1225564286)

Monitor and visualize all aspects of your photovoltaic plants. Customize your dashboard with over 45 combinations and receive real-time status updates and news. Secure data transfer ensures your information is protected.

**Highlights:** Customizable pinboard dashboard, Visualization of production and consumption data, Real-time status and news updates, Fullscreen balance chart mode, Encrypted data transfer, Package upgrades for enhanced functionality

**In-app purchases:** none


### MMC Lager

[App page](https://appshunter.io/ios/app/mmc-lager/id6757185055)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Solar free?

Solar is free to download, with no in-app purchases.

### Is MMC Lager free?

MMC Lager is free to download, with no in-app purchases.

### Do Solar or MMC Lager have ads?

Neither Solar nor MMC Lager shows ads.

### Which is updated more often, Solar or MMC Lager?

Solar ships an update every 2 months, and MMC Lager every 2 months. Most recently, Solar was updated on November 6, 2026 and MMC Lager on November 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*